<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>servlet方法的测试</title>
</head>
<body>
    <div style="width: 500px;margin: 0px auto;">

        <form action="es/methods" method="post">
            用户名：<input type="text" name="username">
            <input type="submit" value="提交">
        </form>

    </div>


</body>
</html>